$ git clone -n https://src.fedoraproject.org/rpms/python-nmrglue.git /var/lib/mock/f39-build-1842531-42014/root/chroot_tmpdir/scmroot/python-nmrglue
Cloning into '/var/lib/mock/f39-build-1842531-42014/root/chroot_tmpdir/scmroot/python-nmrglue'...
$ git fetch origin aee43abaeff4f5bd84d99da89d6dc366e60ff15e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-nmrglue
 * [new ref]         aee43abaeff4f5bd84d99da89d6dc366e60ff15e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aee43ab Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild